// This file is a part of Funky C++.
// Copyright (C) 2011  Valentin David
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
#ifndef QUOTIENT_HH
# define QUOTIENT_HH

namespace funky {
  template <typename T,
	    T Modulo>
  struct quotient {
  private:
    T value;

  public:
    quotient(): value() {
    }

    quotient(const T& t): value(t%Modulo) {
    }

    const quotient operator+(const T& t) const {
      return quotient{value + t};
    }

    const quotient operator-(const T& t) const {
      return quotient{Modulo + value - (t % Modulo)};
    }

    quotient& operator++() {
      value = (value+1)%Modulo;
      return *this;
    }

    operator T() const {
      return value;
    }
  };

}

#endif
